package com.qsl.juc;

import java.util.HashMap;
import java.util.concurrent.ConcurrentHashMap;

/**
 * @author 青石路
 * @date 2021/3/8 20:38
 */
public class ConcurrentHashMapTest {

    public static void main(String[] args) {
        ConcurrentHashMap map = new ConcurrentHashMap(4);
        map.size();
    }
}
